java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:53:12,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:53:12,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:53:12,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:53:12,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:53:12,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:53:12,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:53:12,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:53:12,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:53:12,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:53:12,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:53:12,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:53:12,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:53:12,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:53:12,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:53:12,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:53:12,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:53:12,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:53:12,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:53:12,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:53:12,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:53:12,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:53:12,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:53:12,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:53:12,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:53:12,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:53:12,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:53:12,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:53:12,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:53:12,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:53:12,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:53:12,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:53:12,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:53:12,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:53:12,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:53:12,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:53:12,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:53:12,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:53:12,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:53:12,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:53:12,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:53:12,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 02:53:12,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:53:12,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:53:12,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:53:12,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:53:12,406 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:53:12,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:53:12,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:53:12,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:53:12,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:53:12,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:53:12,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:53:12,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:53:12,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:53:12,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:53:12,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:53:12,408 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:53:12,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:53:12,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:53:12,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:53:12,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:53:12,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:53:12,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:53:12,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:53:12,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:53:12,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:53:12,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:53:12,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:53:12,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:53:12,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:53:12,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:53:12,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:53:12,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:53:12,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:53:12,716 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:53:12,717 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-10-14 02:53:12,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a8777c88/9d9b0fe5b48d41008959cf8b5c9abc39/FLAGedb2a409a [2019-10-14 02:53:13,242 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:53:13,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-10-14 02:53:13,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a8777c88/9d9b0fe5b48d41008959cf8b5c9abc39/FLAGedb2a409a [2019-10-14 02:53:13,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a8777c88/9d9b0fe5b48d41008959cf8b5c9abc39 [2019-10-14 02:53:13,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:53:13,610 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:53:13,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:53:13,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:53:13,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:53:13,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:53:13" (1/1) ... [2019-10-14 02:53:13,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d974c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:13, skipping insertion in model container [2019-10-14 02:53:13,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:53:13" (1/1) ... [2019-10-14 02:53:13,626 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:53:13,667 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:53:14,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:53:14,230 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:53:14,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:53:14,365 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:53:14,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14 WrapperNode [2019-10-14 02:53:14,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:53:14,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:53:14,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:53:14,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:53:14,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... [2019-10-14 02:53:14,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:53:14,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:53:14,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:53:14,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:53:14,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:53:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:53:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:53:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:53:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:53:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:53:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:53:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:53:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:53:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:53:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:53:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:53:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:53:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:53:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:53:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:53:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:53:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:53:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:53:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:53:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:53:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:53:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:53:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-14 02:53:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:53:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 02:53:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:53:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:53:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:53:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:53:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:53:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-14 02:53:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:53:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:53:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 02:53:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:53:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:53:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:53:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:53:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:53:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:53:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:53:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-14 02:53:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:53:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:53:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:53:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:53:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:53:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:53:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:53:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:53:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:53:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:53:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:53:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:53:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:53:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:53:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:53:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:53:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:53:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:53:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:53:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:53:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:53:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:53:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:53:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:53:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:53:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:53:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:53:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:53:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:53:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:53:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-14 02:53:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:53:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:53:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:53:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:53:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 02:53:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:53:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:53:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:53:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:53:15,973 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:53:15,973 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:53:15,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:53:15 BoogieIcfgContainer [2019-10-14 02:53:15,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:53:15,976 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:53:15,976 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:53:15,976 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:53:15,978 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:53:15" (1/1) ... [2019-10-14 02:53:15,979 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:53:16,020 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:53:16,021 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:53:16,035 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:53:16,048 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:53:16,050 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:53:25,784 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:53:27,427 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:53:27,550 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:53:27,675 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:53:27,805 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:53:28,114 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:53:28,139 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:53:28,202 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:53:28,208 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:53:28,497 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:53:28,693 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:53:29,237 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:29,765 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:30,147 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:30,498 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:30,858 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:31,200 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:31,523 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:53:32,090 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 177 [2019-10-14 02:53:32,426 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 02:53:33,462 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:53:36,495 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-10-14 02:53:37,041 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-10-14 02:53:37,589 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 176